Given an English sentence, convert it into the french language.
Q: Fujiwara no Hirotsugu , the oldest son of Umakai and nephew of Empress Kōmyō , was the leader of the Shikike branch of the Fujiwara family .
A: 
Fujiwara no Hirotsugu , fils aîné de Umakai et neveu de l' impératrice Kōmyō , est le chef de la branche Shikike de la famille Fujiwara , .